Stir up some candy with our 18 oz Skull Chiller, available in two spooky designs. Our double-wall tumblers are made with AS plastic, making them top-shelf dishwasher safe, and come with a twist off lid that allows you to sip from the matching reusable straw! HYDRATE HAPPY: Get in the Halloween spirit with your favorite designed tumbler. Made with AS plastic, these tumblers are top shelf dishwasher safe. COLDER, LONGER: Double wall insulation keeps drinks colder no matter the environment. DRINK MORE: This fun and cool tumbler includes a easy twist off lid and re-usable straw that will keep you hydrated all day. EASY TO USE, CLEAN AND REFILL: Sip, drink, or chug. The wide mouth twist top lid makes it easy to fill, add ice, and clean. Top shelf dishwasher safe. HYDRATE IN STYLE: These reusable tumblers come with 2 different colors that are sure to fit any personality so you can stay hydrated in style!